CN115256074B - Polishing machine tool for inner surface of bent pipe - Google Patents
Polishing machine tool for inner surface of bent pipe Download PDFInfo
- Publication number
- CN115256074B CN115256074B CN202211158763.XA CN202211158763A CN115256074B CN 115256074 B CN115256074 B CN 115256074B CN 202211158763 A CN202211158763 A CN 202211158763A CN 115256074 B CN115256074 B CN 115256074B
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- Prior art keywords
- polishing
- valve body
- cavity
- mounting
- sliding block
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/40—Single-purpose machines or devices for grinding tubes internally
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Abstract
The invention is suitable for the technical field of polishing machine tool equipment, and provides a polishing machine tool for the inner surface of an elbow; comprising the following steps: a mounting base; a polishing spindle arranged on the mounting seat; the valve body is arranged on the polishing main shaft, the valve core is arranged in the valve body and connected to the sliding block, the sliding block is arranged on the mounting plate in a sliding manner, the mounting plate is fixedly arranged on the polishing main shaft, a plurality of polishing parts are arranged on the mounting plate in an array manner, the polishing parts are used for polishing the inner wall of a pipeline, the polishing parts are arranged on the mounting plate in a radial sliding manner, the polishing parts are far away from the polishing ends and are rotationally connected to the connecting rods, one ends of the connecting rods far away from the polishing parts are arranged on inclined holes on the mounting plate in a sliding manner through the mounting shaft, the first ends of the inclined holes are close to the polishing parts, and the second ends of the inclined holes are far away from the sliding block; the output end of the valve body provides cooling liquid for the polishing component; the invention can meet the polishing requirements of pipe walls with different apertures, and can be automatically opened and closed in the polishing process, thereby saving cooling liquid.
Description
Technical Field
The invention relates to the technical field of polishing machine tool equipment, in particular to a polishing machine tool for the inner surface of an elbow.
Background
Sanding is a surface modification technique, generally referred to as a process for modifying the physical properties of a material surface by friction with a roughened object (sandpaper containing particles of higher hardness, etc.), primarily for the purpose of achieving a specific surface roughness.
Along with the continuous improvement of production technology, the manufacturing precision of various pipe fittings in various industries is higher and higher, so that after the pipe fittings are formed, the inner wall of the pipe fittings can have a plurality of flaws, and the flaw parts need to be carefully polished; the inner wall of the bent pipe is subjected to heat generation in the polishing process, the temperature of a working area needs to be reduced by providing cooling liquid to ensure the polishing effect, and the cooling liquid supply and the polishing action in the prior art are mutually independent system control, so that the phenomenon that the cooling liquid cannot be timely opened or timely closed exists in the polishing process, and the polishing machine for the inner surface of the bent pipe is provided for solving the technical problem.
Disclosure of Invention
The invention aims to provide a polishing machine tool for the inner surface of an elbow, which solves the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an elbow inner surface grinding machine tool, comprising: a mounting base; a polishing spindle arranged on the mounting seat; the polishing device comprises a polishing main shaft, a valve body, a valve core, a plurality of inclined holes, a plurality of polishing components, a connecting rod, a plurality of inclined holes and a plurality of inclined holes, wherein the valve core is arranged in the valve body and connected to the sliding block; and the output end of the valve body provides cooling liquid for the polishing component.
As a further scheme of the invention: the valve body is internally provided with an input cavity and a discharge cavity, the valve core is used for controlling communication between the input cavity and the discharge cavity, and the valve core is of a conical sealing structure.
As still further aspects of the invention: the valve body is rotatably provided with a feeding ring, the feeding ring is externally connected with high-pressure cooling liquid, and the feeding ring is communicated with the input cavity through an internal flow channel.
As still further aspects of the invention: the sliding block is elastically connected to the valve body.
As still further aspects of the invention: the polishing component comprises a polishing piece and a polishing head arranged on the polishing piece; the polishing piece is characterized in that a feeding cavity is further formed in the polishing piece, a liquid outlet hole is further formed in the polishing piece and is communicated with the feeding cavity, and the feeding cavity is communicated with the discharging cavity through a pipeline.
As still further aspects of the invention: the polishing component further comprises a connecting rod fixedly installed on the polishing piece, and the connecting rod is slidably arranged on the mounting plate.
As still further aspects of the invention: the mounting seat is also provided with a clamping part which is used for clamping the bent pipe.
Compared with the prior art, the invention has the beneficial effects that: the invention can meet the polishing requirements of pipe walls with different apertures, and can be automatically opened and closed in the polishing process, thereby saving cooling liquid; the invention can automatically control the cooling water supply amount according to the polishing pipe diameter, thereby saving the cooling liquid; according to the invention, the cooling water supply quantity can be automatically controlled according to the polishing speed, so that the cooling liquid is saved; the polishing pipe diameter range of the polishing pipe can be increased by arranging the inclined holes.
Drawings
Fig. 1 is a schematic diagram of a polishing machine for the inner surface of an elbow.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is a schematic diagram II of a polishing machine for the inner surface of the bent pipe.
Fig. 4 is an enlarged view at B in fig. 3.
Fig. 5 is a schematic structural view of a valve core in the elbow inner surface polishing machine tool.
Fig. 6 is a schematic structural view of a slider in the elbow inner surface polishing machine.
In the figure: 1-mounting plate, 2-polishing piece, 3-polishing head, 4-inclined hole, 5-valve core, 6-valve body, 7-input cavity, 8-discharge cavity, 9-feed cavity, 10-feed supplement ring, 11-connecting rod, 12-slider, 13-connecting rod, 14-mount pad, 15-main shaft of polishing, 16-mount shaft, 17-coil spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1 to 6, in embodiment 1 of the present invention, a structure diagram of a polishing machine for an inner surface of an elbow pipe according to an embodiment of the present invention includes: a mounting base 14; a grinding spindle 15 provided on the mount 14; the valve body 6 is arranged on the polishing main shaft 15, the valve core 5 is arranged in the valve body 6, the valve core 5 is connected to the sliding block 12, the sliding block 12 is slidably arranged on the mounting disc 1, the mounting disc 1 is fixedly arranged on the polishing main shaft 15, a plurality of polishing components are arranged on the mounting disc 1 in an array manner and used for polishing the inner wall of a pipeline, the polishing components are radially slidably arranged on the mounting disc 1, the polishing components are rotatably connected to the connecting rod 11 far away from the polishing end, one end of the connecting rod 11 far away from the polishing components is slidably arranged on the inclined holes 4 on the sliding block 12 through the mounting shaft 16, the inclined holes 4 are multiple, the first ends of the inclined holes 4 are close to the polishing components, and the second ends of the inclined holes 4 are far away from the sliding block 12; the output end of the valve body 6 supplies cooling liquid for the polishing component.
An angle formed by the inclined hole 4 and the connecting rod 11 and arranged in the opening direction away from the sliding block 12 is an obtuse angle; that is, the opening direction formed between the inclined hole 4 and the connecting rod 11 is an acute angle toward the inside of the bent pipe, so that the driving slider 12 moves to the right when the mounting shaft 16 slides to the outside in the inclined hole 4.
Specifically, the polishing main shaft 15 is inserted into the inner wall of the bent pipe, the polishing main shaft 15 rotates, the polishing component slides outwards under the action of centrifugal force, the polishing component drives the sliding block 12 to move rightwards through the connecting rod 11, the valve core 5 is driven to slide rightwards, the valve body 6 is opened, if the inner wall of the bent pipe is enlarged, the outward moving distance of the polishing component is increased, the sliding block 12 is driven to move rightwards through the connecting rod 11, the opening of the valve body 6 is enlarged, and the polishing requirement of a large pipe diameter is met; when the rotation speed of the polishing spindle 15 becomes larger or smaller, the mounting shaft 16 moves outwards or inwards under the action of centrifugal force, the sliding block 12 moves rightwards or leftwards through the inclined hole 4, more cooling liquid can be provided when the rotation speed becomes larger, and less cooling liquid is provided when the rotation speed becomes smaller; the inclined hole 4 is arranged to guide the rotation direction of the connecting rod 11, the connecting rod 11 is rotatably arranged on the sliding block 12, when the polishing component of the polishing piece 2 slides outwards, the connecting rod 11 tends to be in a vertical state, the force of the connecting rod 11 in the horizontal direction is reduced at the moment, the aperture range suitable for the polishing component is reduced, and the inclined hole 4 is arranged to guide the mounting shaft 16, so that the polishing range of the polishing component is increased; the invention can meet the polishing requirements of pipe walls with different apertures, and can be automatically opened and closed in the polishing process, thereby saving cooling liquid; the invention can automatically control the cooling water supply amount according to the polishing pipe diameter, thereby saving the cooling liquid; according to the invention, the cooling water supply quantity can be automatically controlled according to the polishing speed, so that the cooling liquid is saved; the range of the polishing pipe diameter of the invention can be increased by arranging the inclined hole 4.
As shown in fig. 2 and 4, as a preferred embodiment of the present invention, the valve body 6 is internally provided with an input cavity 7 and a discharge cavity 8, the valve core 5 is used for controlling the communication between the input cavity 7 and the discharge cavity 8, and the valve core 5 is of a conical sealing structure, so that the communication between the input cavity 7 and the discharge cavity 8 is controlled by controlling the position of the valve core 5. The inlet chamber 7 is arranged on the left side and the discharge chamber 8 is arranged on the right side.
As shown in fig. 2, as another preferred embodiment of the present invention, a feeding ring 10 is rotatably disposed on the valve body 6, the feeding ring 10 is externally connected with a high-pressure cooling liquid, the feeding ring 10 is communicated with the input cavity 7 through an internal flow channel, and the feeding ring 10 supplies the high-pressure cooling liquid to the input cavity 7 through the internal flow channel; the feeding ring 10 is rotatably sleeved on the valve body 6.
As shown in fig. 2 and 4, as another preferred embodiment of the present invention, the slider 12 is elastically connected to the valve body 6, so that when polishing is stopped, the slider 12 moves leftwards under the action of the elastic member, and the valve core 5 isolates the input chamber 7 from the discharge chamber 8.
As shown in fig. 2 and 4, as another preferred embodiment of the present invention, the slider 12 is elastically mounted on the mounting plate 1 or the valve body 6 by a coil spring 17, one end of the coil spring 17 is fixedly mounted on the slider 12, and the other end of the coil spring 17 is fixedly mounted on the mounting plate 1 or the valve body 6. This achieves a resilient setting of the slider 12.
As shown in fig. 1 and 3, as another preferred embodiment of the present invention, the polishing member includes a polishing member 2 and a polishing head 3 mounted on the polishing member 2, the polishing head 3 being fixedly mounted on the polishing member 2 by bolts. The polishing piece 2 is internally provided with a feeding cavity 9, the polishing piece 2 is further provided with a liquid outlet hole, the liquid outlet hole is communicated with the feeding cavity 9, the feeding cavity 9 is communicated with the inside of a discharging cavity 8 through a pipeline, and thus cooling liquid is supplied to the polishing head 3 at a polishing position through the discharging cavity 8.
As shown in fig. 1 and 3, as another preferred embodiment of the present invention, the polishing member further includes a connection rod 13 fixedly installed on the polishing member 2, the connection rod 13 being slidably disposed on the mounting plate 1, the connection rod 13 being slidably disposed in a sliding groove on the polishing member 2 and also slidably disposed through a through hole on the mounting plate 1. This arrangement in turn enables the connecting rod 13 to be arranged slidingly on the mounting plate 1.
As another preferred embodiment of the present invention, the mounting base 14 is further provided with a clamping member, which is used for clamping the bent pipe, and the clamping member is adopted in the prior art and is not described herein in detail.
As another preferred embodiment of the present invention, the mounting shaft 16 may be connected to the inside of the inclined hole 4 by an elastic member, so that the mounting shaft 16 can be moved to the first end of the inclined hole 4 when the grinding is stopped, thereby facilitating the resetting of the mounting shaft 16. The elastic member may be a coil spring.
The working principle of the invention is as follows:
the bent pipe is clamped and fixed, then a polishing main shaft 15 is inserted into the inner wall of the bent pipe, the polishing main shaft 15 rotates, a polishing part slides outwards under the action of centrifugal force, a polishing part 2 makes a polishing head 3 collide on the pipe wall under the action of centrifugal force, the polishing part 2 drives a connecting rod 13 to move outwards, the connecting rod 13 drives a connecting rod 11 to move rightwards, the connecting rod 11 drives a sliding block 12 to drive a valve core 5 to move rightwards through a mounting shaft 16, an input cavity 7 and a discharge cavity 8 are communicated, cooling liquid is supplied to a feed cavity 9 through a feeding ring 10, the input cavity 7 and the discharge cavity 8, if the inner wall of the bent pipe is enlarged, the outwards moving distance of the polishing part is increased, and the rightwards moving distance of the sliding block 12 is increased through the connecting rod 11, so that the opening of the mounting shaft 16 is enlarged, and the large pipe diameter polishing requirement is met; when the rotation speed of the polishing spindle 15 becomes larger or smaller, the mounting shaft 16 moves outwards or inwards under the action of centrifugal force, the sliding block 12 moves rightwards or leftwards through the inclined hole 4, more cooling liquid can be provided when the rotation speed becomes larger, and less cooling liquid is provided when the rotation speed becomes smaller; by arranging the inclined hole 4 to guide the rotation direction of the connecting rod 11, if the connecting rod 11 is rotatably arranged on the sliding block 12, and when the polishing part of the polishing piece 2 slides outwards, the connecting rod 11 tends to be in a vertical state, the force of the connecting rod 11 in the horizontal direction is reduced at the moment, the aperture range suitable for the polishing part is reduced, and by arranging the inclined hole 4, the inclined hole 4 guides the mounting shaft 16, so that the polishing range of the polishing part is increased.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "lateral," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," etc. indicate or refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of describing the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, in the description of the invention, unless otherwise indicated, the meaning of "a plurality" is two or more. Features defining "first," "second," etc. may explicitly or implicitly include one or more such features.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. An elbow internal surface lathe of polishing, characterized by comprising: a mounting base (14); a polishing main shaft (15) arranged on the mounting seat (14); the novel polishing device is characterized in that a valve body (6) is mounted on a polishing main shaft (15), a valve core (5) is arranged in the valve body (6), the valve core (5) is connected to a sliding block (12), the sliding block (12) is arranged on a mounting disc (1) in a sliding mode, the mounting disc (1) is fixedly mounted on the polishing main shaft (15), a plurality of polishing components are arranged on the mounting disc (1) in an array mode, the polishing components are used for polishing the inner wall of a pipeline, the polishing components are radially arranged on the mounting disc (1) in a sliding mode, the polishing components are far away from a polishing end and are connected to a connecting rod (11), one end, far away from the polishing components, of the connecting rod (11) is arranged on an inclined hole (4) on the sliding block (12) in a sliding mode through a mounting shaft (16), the inclined hole (4) is multiple, a first end of the inclined hole (4) is close to the polishing components, and a second end of the inclined hole (4) is far away from the sliding block (12); the output end of the valve body (6) provides cooling liquid for a polishing component, the inner part of the valve body (6) is provided with an input cavity (7) and a discharge cavity (8), the valve core (5) is used for controlling the communication between the input cavity (7) and the discharge cavity (8), the valve core (5) is of a conical sealing structure, and the polishing component comprises a polishing piece (2) and a polishing head (3) arranged on the polishing piece (2); the polishing device is characterized in that a feeding cavity (9) is further arranged inside the polishing piece (2), a liquid outlet hole is further formed in the polishing piece (2), the liquid outlet hole is communicated with the feeding cavity (9), the feeding cavity (9) is communicated with the inside of the discharging cavity (8) through a pipeline, the polishing part further comprises a connecting rod (13) fixedly installed on the polishing piece (2), and the connecting rod (13) is slidably arranged on the mounting disc (1).
2. The pipe bending inner surface polishing machine tool according to claim 1, wherein a material supplementing ring (10) is rotatably arranged on the valve body (6), the material supplementing ring (10) is externally connected with high-pressure cooling liquid, and the material supplementing ring (10) is communicated with the input cavity (7) through an internal flow channel.
3. A pipe bending inner surface grinding machine according to claim 1, characterized in that the slide (12) is elastically connected to the valve body (6).
4. The pipe bending inner surface grinding machine tool according to claim 1, wherein the mounting base (14) is further provided with a clamping member for clamping the pipe bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211158763.XA CN115256074B (en) | 2022-09-22 | 2022-09-22 | Polishing machine tool for inner surface of bent pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211158763.XA CN115256074B (en) | 2022-09-22 | 2022-09-22 | Polishing machine tool for inner surface of bent pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115256074A CN115256074A (en) | 2022-11-01 |
| CN115256074B true CN115256074B (en) | 2023-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211158763.XA Active CN115256074B (en) | 2022-09-22 | 2022-09-22 | Polishing machine tool for inner surface of bent pipe |
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| CN (1) | CN115256074B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117020772B (en) * | 2023-10-10 | 2024-04-05 | 西安石油大学 | Surface treatment device for metal material |
| CN117817461B (en) * | 2024-03-06 | 2024-07-12 | 江苏材联智能科技有限公司 | Switching valve body grinding device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH276207A (en) * | 1949-05-07 | 1951-06-30 | Ag Emil Widmer | Device on machine tools for controlling the tool coolant flow. |
| JP2007210069A (en) * | 2006-02-09 | 2007-08-23 | Toshiba Mach Co Ltd | Machining head of machine tool and machine tool |
| CN207669077U (en) * | 2017-12-27 | 2018-07-31 | 安徽江杰实业有限公司 | A kind of portable stainless-steel inside pipe wall polisher |
| CN211103216U (en) * | 2019-11-29 | 2020-07-28 | 湖州瑶庄铸造有限公司 | Casting polishing integrated machine |
| CN111136520A (en) * | 2020-01-17 | 2020-05-12 | 宁波金鼎紧固件有限公司 | Polishing device for machining inner ring of fastener |
| CN111975589A (en) * | 2020-07-15 | 2020-11-24 | 屈洪先 | Steel pipe inner wall cleaning device for building engineering |
| CN213944914U (en) * | 2020-11-16 | 2021-08-13 | 苏州长齐精密机械有限公司 | Dabber for machining center that inside has oil cooling structure of leading |
| CN112775735B (en) * | 2020-12-31 | 2022-11-08 | 李宗权 | Waste metal pipe inner wall grinding device |
| CN216399289U (en) * | 2021-12-17 | 2022-04-29 | 镇江美杰超硬材料有限公司 | Grinding wheel for processing ultrathin glass |
| CN115070527A (en) * | 2022-07-27 | 2022-09-20 | 江苏雅固标准件有限公司 | Pipeline inner wall grinding device |
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2022
- 2022-09-22 CN CN202211158763.XA patent/CN115256074B/en active Active
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| CN115256074A (en) | 2022-11-01 |
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